2005771740284 has 60 divisors (see below), whose sum is σ = 3822549161088. Its totient is φ = 920883974400.

The previous prime is 2005771740283. The next prime is 2005771740341. The reversal of 2005771740284 is 4820471775002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005771740283) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21774644 + ... + 21866564.

Almost surely, 2^{2005771740284} is an apocalyptic number.

It is an amenable number.

2005771740284 is a deficient number, since it is larger than the sum of its proper divisors (1816777420804).

2005771740284 is an equidigital number, since it uses as much as digits as its factorization.

2005771740284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92168 (or 92127 counting only the distinct ones).

The product of its (nonzero) digits is 878080, while the sum is 47.

The spelling of 2005771740284 in words is "two trillion, five billion, seven hundred seventy-one million, seven hundred forty thousand, two hundred eighty-four".